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<title>步骤2：注册OceanBase集群</title>
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<h1 class="topictitle1">步骤2：注册OceanBase集群</h1>
<div><div class="section"><h4 class="sectiontitle">前提条件</h4><ul><li>注册OceanBase集群前，请确保集群中每个主机已进行注册。</li><li>因NFS4.1协议限制，同一个集群内主机名要保持唯一。</li></ul>
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<div class="section"><h4 class="sectiontitle">操作步骤</h4><ol><li><span>选择<span class="uicontrol" id="ZH-CN_TOPIC_0000001792742826__zh-cn_topic_0000001839142377_uicontrol1753625610161">“<span id="ZH-CN_TOPIC_0000001792742826__zh-cn_topic_0000001839142377_text19536165671619">保护</span> &gt; 数据库 &gt; OceanBase”</span>。</span></li><li><span>选择<span class="uicontrol">“<span>集群</span>”</span>页签。</span></li><li><span>单击<span class="uicontrol">“<span>注册</span>”</span>，注册OceanBase集群。</span></li><li><span>配置集群信息。</span><p><p>相关参数说明如<a href="#ZH-CN_TOPIC_0000001792742826__table9362130125912">表1</a>所示。</p>

<div class="tablenoborder"><a name="ZH-CN_TOPIC_0000001792742826__table9362130125912"></a><a name="table9362130125912"></a><table cellpadding="4" cellspacing="0" summary="" id="ZH-CN_TOPIC_0000001792742826__table9362130125912" frame="border" border="1" rules="all"><caption><b>表1 </b>集群参数列表</caption><colgroup><col style="width:23.150000000000002%"><col style="width:76.85%"></colgroup><thead align="left"><tr><th align="left" class="cellrowborder" valign="top" width="23.150000000000002%" id="mcps1.3.2.2.4.2.2.2.3.1.1"><p>参数</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="76.85%" id="mcps1.3.2.2.4.2.2.2.3.1.2"><p>说明</p>
</th>
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</thead>
<tbody><tr><td class="cellrowborder" valign="top" width="23.150000000000002%" headers="mcps1.3.2.2.4.2.2.2.3.1.1 "><p><span>名称</span></p>
</td>
<td class="cellrowborder" valign="top" width="76.85%" headers="mcps1.3.2.2.4.2.2.2.3.1.2 "><p>自定义集群名称。</p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" width="23.150000000000002%" headers="mcps1.3.2.2.4.2.2.2.3.1.1 "><p><span>用户名</span></p>
</td>
<td class="cellrowborder" valign="top" width="76.85%" headers="mcps1.3.2.2.4.2.2.2.3.1.2 "><p>请输入OceanBase数据库的管理员用户名。</p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" width="23.150000000000002%" headers="mcps1.3.2.2.4.2.2.2.3.1.1 "><p><span>密码</span></p>
</td>
<td class="cellrowborder" valign="top" width="76.85%" headers="mcps1.3.2.2.4.2.2.2.3.1.2 "><p>请输入OceanBase数据库的管理员用户密码。</p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" width="23.150000000000002%" headers="mcps1.3.2.2.4.2.2.2.3.1.1 "><p>日志归档间隔</p>
</td>
<td class="cellrowborder" valign="top" width="76.85%" headers="mcps1.3.2.2.4.2.2.2.3.1.2 "><p><span style="color:#282B33;">控制冷分区Checkpoint任务的生成间隔，以推进OceanBase日志归档进度</span>。</p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" width="23.150000000000002%" headers="mcps1.3.2.2.4.2.2.2.3.1.1 "><p><span>OBClient主机</span></p>
</td>
<td class="cellrowborder" valign="top" width="76.85%" headers="mcps1.3.2.2.4.2.2.2.3.1.2 "><p>选择已注册的OBClient主机。</p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" width="23.150000000000002%" headers="mcps1.3.2.2.4.2.2.2.3.1.1 "><p><span>OBServer主机</span></p>
</td>
<td class="cellrowborder" valign="top" width="76.85%" headers="mcps1.3.2.2.4.2.2.2.3.1.2 "><p>选择已注册的OBServer主机，并输入其业务IP地址和端口号，端口号默认为2881。</p>
<p>如果存在多台OBServer主机，请依次单击“新增”添加所有主机。</p>
</td>
</tr>
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<div class="note"><img src="public_sys-resources/note_3.0-zh-cn.png"><span class="notetitle"> </span><div class="notebody"><p>注册集群前，请登录OBClient主机执行以下命令，检查上述参数是否可用。如果命令执行后可正常连通OBServer主机，则说明参数配置正确。</p>
<pre class="screen">obclient -h<em>OBServer主机业务IP地址</em> -P<em>端口号</em> -u<em>管理员用户名</em> -p<em>管理员用户密码</em> -A </pre>
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</p></li><li><span>单击<span class="uicontrol">“确定”</span>。</span></li></ol>
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<div class="parentlink"><strong>父主题：</strong> <a href="zh-cn_topic_0000001792583074.html">备份OceanBase</a></div>
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